320410900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4597}}^1$

素因数の和:4669

約数の個数: 72

約数和(自身を含む): 754311096

約数和(自身を除く): 433900196

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 41, 50, 68, 82, 85, 100, 164, 170, 205, 340, 410, 425, 697, 820, 850, 1025, 1394, 1700, 2050, 2788, 3485, 4100, 4597, 6970, 9194, 13940, 17425, 18388, 22985, 34850, 45970, 69700, 78149, 91940, 114925, 156298, 188477, 229850, 312596, 376954, 390745, 459700, 753908, 781490, 942385, 1562980, 1884770, 1953725, 3204109, 3769540, 3907450, 4711925, 6408218, 7814900, 9423850, 12816436, 16020545, 18847700, 32041090, 64082180, 80102725, 160205450, 320410900]

約数ペア:

[(1, 320410900), (2, 160205450), (4, 80102725), (5, 64082180), (10, 32041090), (17, 18847700), (20, 16020545), (25, 12816436), (34, 9423850), (41, 7814900), (50, 6408218), (68, 4711925), (82, 3907450), (85, 3769540), (100, 3204109), (164, 1953725), (170, 1884770), (205, 1562980), (340, 942385), (410, 781490), (425, 753908), (697, 459700), (820, 390745), (850, 376954), (1025, 312596), (1394, 229850), (1700, 188477), (2050, 156298), (2788, 114925), (3485, 91940), (4100, 78149), (4597, 69700), (6970, 45970), (9194, 34850), (13940, 22985), (17425, 18388)]